import java.util.Scanner;
public class Example3_4{
   public static void main(String args[]) {
      int number = 0;
      System.out.println("输入正整数（回车确定）");
      Scanner reader = new Scanner(System.in);
      number = reader .nextInt();
      switch(number) {
         case 9 :
         case 131 :
         case 12 :   System.out.println(number+"是三等奖");
                     break;
         case 209 :
         case 596 :
         case 27 :   System.out.println(number+"是二等奖");
                     break;
         case 875 :
         case 316 :
         case 59 :    System.out.println(number+"是一等奖");
                     break;
        default:     System.out.println(number+"未中奖");
     }
   }
}
